71137978

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 112907520

約数和(自身を除く): 41769542

約数列:

[1, 2, 47, 53, 94, 106, 109, 131, 218, 262, 2491, 4982, 5123, 5777, 6157, 6943, 10246, 11554, 12314, 13886, 14279, 28558, 271519, 326321, 543038, 652642, 671113, 756787, 1342226, 1513574, 35568989, 71137978]

約数ペア:

[(1, 71137978), (2, 35568989), (47, 1513574), (53, 1342226), (94, 756787), (106, 671113), (109, 652642), (131, 543038), (218, 326321), (262, 271519), (2491, 28558), (4982, 14279), (5123, 13886), (5777, 12314), (6157, 11554), (6943, 10246)]